194901620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{512899}}^1$

素因数の和:512927

約数の個数: 24

約数和(自身を含む): 430836000

約数和(自身を除く): 235934380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 512899, 1025798, 2051596, 2564495, 5128990, 9745081, 10257980, 19490162, 38980324, 48725405, 97450810, 194901620]

約数ペア:

[(1, 194901620), (2, 97450810), (4, 48725405), (5, 38980324), (10, 19490162), (19, 10257980), (20, 9745081), (38, 5128990), (76, 2564495), (95, 2051596), (190, 1025798), (380, 512899)]